Re: Pause and unpause queue

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Marcus Wichelmann <marcus.wichelmann@xxxxxxxxxxxxxxxx> writes:

> Am 07.01.23 um 19:47 schrieb Toke Høiland-Jørgensen:
>> team lnx <teamlnxi8@xxxxxxxxx> writes:
>>> sure, during xdp redirect i found that sometimes the number of packets
>>> arrived are too many for an interface
>>> to handle in which case. Hence thought to experiment with tx pause to
>>> make room for successive packets and then unpause !
>> Right, so this is using XDP as a straight-forward forwarding
>> accelerator, redirecting from one interface to another? That will indeed
>> only work well if both interfaces are exactly the same link speed; this
>> is one of the motivating use cases for the queueing work :)
>> -Toke
> Hi,
> I saw your talk and the patch set from july about this. What is blocking 
> things right now from getting into the kernel?

Well, the immediate blocker is me getting around to revising the patch
set and incorporating feedback + some other ideas for how to do it
properly. I managed to get awfully sidetracked before the holidays, but
it's on my list of things to pick back up this year :)

> XDP queuing support would be really nice to have. ;)

Knowing that there's interest in this certainly helps motivation-wise,
so thanks for that!


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